a right angle
名词
基本释义
n. 直角
实用场景例句
商务邮件
The engineer sent a diagram illustrating the right angle formed by the two intersecting walls.
工程师发送了一张图，说明了由两堵相交墙形成的直角。
学术写作
The geometry lesson demonstrated how to construct a right angle using a compass and straightedge.
几何课展示了如何使用圆规和直尺构造直角。
旅游出行
The guide pointed out that the ancient temple was built with perfect right angles in its architecture.
导游指出，这座古庙的建筑中有完美的直角。
日常对话
The table was not square; the corners were not right angles.
桌子不是方的；角不是直角。
社交媒体
I shared a photo of a clock showing the hands forming a right angle at 3:00.
我分享了一张显示指针在3点形成直角的时钟照片。
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